Home / 3,209,651.92-4,429,373.18-1,739,607.40

Finding the Fourth Proportional to 3,209,651.92, 4,429,373.18 and 1,739,607.40

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Solution

The fourth proportional to 3,209,651.92, 4,429,373.18 and 1,739,607.40 is: 2,400,687.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,209,651.92 : 4,429,373.18 = 1,739,607.40 : x
  2. Step 2: Convert to fraction form
    3,209,651.92/4,429,373.18 = 1,739,607.40/x
  3. Step 3: Cross multiply
    3,209,651.92x = 4,429,373.18 × 1,739,607.40
  4. Step 4: Simplify right side
    3,209,651.92x = 7,705,370,361,289.53
  5. Step 5: Solve for x
    x = 7,705,370,361,289.53/3,209,651.92
  6. Step 6: Final answer
    x = 2,400,687.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.